Standardize usage of virtual/override/final in remoting/

remoting/signaling/log_to_server.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef REMOTING_SIGNALING_LOG_TO_SERVER_H_
 #define REMOTING_SIGNALING_LOG_TO_SERVER_H_
 
 #include <deque>
 #include <map>
 #include <string>
@@ skipping 12 matching lines @@
 
 // LogToServer sends log entries to a server.
 // The contents of the log entries are described in server_log_entry.cc.
 // They do not contain any personally identifiable information.
 class LogToServer : public base::NonThreadSafe,
                     public SignalStrategy::Listener {
  public:
   LogToServer(ServerLogEntry::Mode mode,
               SignalStrategy* signal_strategy,
               const std::string& directory_bot_jid);
-  virtual ~LogToServer();
+  ~LogToServer() override;
 
   // SignalStrategy::Listener interface.
-  virtual void OnSignalStrategyStateChange(
-      SignalStrategy::State state) override;
-  virtual bool OnSignalStrategyIncomingStanza(
-      const buzz::XmlElement* stanza) override;
+  void OnSignalStrategyStateChange(SignalStrategy::State state) override;
+  bool OnSignalStrategyIncomingStanza(const buzz::XmlElement* stanza) override;
 
   void Log(const ServerLogEntry& entry);
 
   ServerLogEntry::Mode mode() { return mode_; }
 
  private:
   void SendPendingEntries();
 
   ServerLogEntry::Mode mode_;
   SignalStrategy* signal_strategy_;
   scoped_ptr<IqSender> iq_sender_;
   std::string directory_bot_jid_;
 
   std::deque<ServerLogEntry> pending_entries_;
 
   DISALLOW_COPY_AND_ASSIGN(LogToServer);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_SIGNALING_LOG_TO_SERVER_H_